Device for locking a media disc to a retaining hub



FIG. 1 is a perspective view of the device for locking a media disc to a retaining hub showing our new design.

FIG. 2 is a top plan view of FIG. 1.

FIG. 3 is a bottom plan view of FIG. 2.

FIG. 4 is a front elevation of FIG. 2; and,

FIG. 5 is a right side elevation of FIG. 2. 

The ornamental design for a device for locking a media disc to a retaining hub, as shown and described. 